diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/adl_pci9111.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/adl_pci9111.c | 219 |
1 files changed, 117 insertions, 102 deletions
diff --git a/drivers/staging/comedi/drivers/adl_pci9111.c b/drivers/staging/comedi/drivers/adl_pci9111.c index b2a02b0..fc48bae 100644 --- a/drivers/staging/comedi/drivers/adl_pci9111.c +++ b/drivers/staging/comedi/drivers/adl_pci9111.c @@ -1,26 +1,26 @@ /* - comedi/drivers/adl_pci9111.c +comedi/drivers/adl_pci9111.c - Hardware driver for PCI9111 ADLink cards: +Hardware driver for PCI9111 ADLink cards: - PCI-9111HR +PCI-9111HR - Copyright (C) 2002-2005 Emmanuel Pacaud <emmanuel.pacaud@univ-poitiers.fr> +Copyright (C) 2002-2005 Emmanuel Pacaud <emmanuel.pacaud@univ-poitiers.fr> - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ /* @@ -32,46 +32,46 @@ Status: experimental Supports: - - ai_insn read - - ao_insn read/write - - di_insn read - - do_insn read/write - - ai_do_cmd mode with the following sources: + - ai_insn read + - ao_insn read/write + - di_insn read + - do_insn read/write + - ai_do_cmd mode with the following sources: - - start_src TRIG_NOW - - scan_begin_src TRIG_FOLLOW TRIG_TIMER TRIG_EXT - - convert_src TRIG_TIMER TRIG_EXT - - scan_end_src TRIG_COUNT - - stop_src TRIG_COUNT TRIG_NONE + - start_src TRIG_NOW + - scan_begin_src TRIG_FOLLOW TRIG_TIMER TRIG_EXT + - convert_src TRIG_TIMER TRIG_EXT + - scan_end_src TRIG_COUNT + - stop_src TRIG_COUNT TRIG_NONE - The scanned channels must be consecutive and start from 0. They must - all have the same range and aref. +The scanned channels must be consecutive and start from 0. They must +all have the same range and aref. Configuration options: - [0] - PCI bus number (optional) - [1] - PCI slot number (optional) + [0] - PCI bus number (optional) + [1] - PCI slot number (optional) - If bus/slot is not specified, the first available PCI - device will be used. +If bus/slot is not specified, the first available PCI +device will be used. */ /* CHANGELOG: - 2005/02/17 Extend AI streaming capabilities. Now, scan_begin_arg can be - a multiple of chanlist_len*convert_arg. - 2002/02/19 Fixed the two's complement conversion in pci9111_(hr_)ai_get_data. - 2002/02/18 Added external trigger support for analog input. +2005/02/17 Extend AI streaming capabilities. Now, scan_begin_arg can be +a multiple of chanlist_len*convert_arg. +2002/02/19 Fixed the two's complement conversion in pci9111_(hr_)ai_get_data. +2002/02/18 Added external trigger support for analog input. TODO: - - Really test implemented functionality. - - Add support for the PCI-9111DG with a probe routine to identify the card - type (perhaps with the help of the channel number readback of the A/D Data - register). - - Add external multiplexer support. + - Really test implemented functionality. + - Add support for the PCI-9111DG with a probe routine to identify + the card type (perhaps with the help of the channel number readback + of the A/D Data register). + - Add external multiplexer support. */ @@ -187,95 +187,107 @@ TODO: */ #define pci9111_trigger_and_autoscan_get() \ - (inb(PCI9111_IO_BASE+PCI9111_REGISTER_AD_MODE_INTERRUPT_READBACK)&0x0F) + (inb(PCI9111_IO_BASE+PCI9111_REGISTER_AD_MODE_INTERRUPT_READBACK)&0x0F) #define pci9111_trigger_and_autoscan_set(flags) \ - outb(flags, PCI9111_IO_BASE+PCI9111_REGISTER_TRIGGER_MODE_CONTROL) + outb(flags, PCI9111_IO_BASE+PCI9111_REGISTER_TRIGGER_MODE_CONTROL) -#define pci9111_interrupt_and_fifo_get() \ - ((inb(PCI9111_IO_BASE+PCI9111_REGISTER_AD_MODE_INTERRUPT_READBACK) >> 4) \ - &0x03) +#define pci9111_interrupt_and_fifo_get() \ + ((inb(PCI9111_IO_BASE+PCI9111_REGISTER_AD_MODE_INTERRUPT_READBACK) \ + >> 4) & 0x03) #define pci9111_interrupt_and_fifo_set(flags) \ - outb(flags, PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CONTROL) + outb(flags, PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CONTROL) #define pci9111_interrupt_clear() \ - outb(0, PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CLEAR) + outb(0, PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CLEAR) #define pci9111_software_trigger() \ - outb(0, PCI9111_IO_BASE+PCI9111_REGISTER_SOFTWARE_TRIGGER) + outb(0, PCI9111_IO_BASE+PCI9111_REGISTER_SOFTWARE_TRIGGER) -#define pci9111_fifo_reset() do { \ - outb(PCI9111_FFEN_SET_FIFO_ENABLE, \ - PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CONTROL); \ - outb(PCI9111_FFEN_SET_FIFO_DISABLE, \ - PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CONTROL); \ - outb(PCI9111_FFEN_SET_FIFO_ENABLE, \ - PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CONTROL); \ - } while (0) +#define pci9111_fifo_reset() do { \ + outb(PCI9111_FFEN_SET_FIFO_ENABLE, \ + PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CONTROL); \ + outb(PCI9111_FFEN_SET_FIFO_DISABLE, \ + PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CONTROL); \ + outb(PCI9111_FFEN_SET_FIFO_ENABLE, \ + PCI9111_IO_BASE+PCI9111_REGISTER_INTERRUPT_CONTROL); \ + } while (0) #define pci9111_is_fifo_full() \ - ((inb(PCI9111_IO_BASE+PCI9111_REGISTER_RANGE_STATUS_READBACK)& \ - PCI9111_FIFO_FULL_MASK) == 0) + ((inb(PCI9111_IO_BASE+PCI9111_REGISTER_RANGE_STATUS_READBACK)& \ + PCI9111_FIFO_FULL_MASK) == 0) #define pci9111_is_fifo_half_full() \ - ((inb(PCI9111_IO_BASE+PCI9111_REGISTER_RANGE_STATUS_READBACK)& \ - PCI9111_FIFO_HALF_FULL_MASK) == 0) + ((inb(PCI9111_IO_BASE+PCI9111_REGISTER_RANGE_STATUS_READBACK)& \ + PCI9111_FIFO_HALF_FULL_MASK) == 0) #define pci9111_is_fifo_empty() \ - ((inb(PCI9111_IO_BASE+PCI9111_REGISTER_RANGE_STATUS_READBACK)& \ - PCI9111_FIFO_EMPTY_MASK) == 0) + ((inb(PCI9111_IO_BASE+PCI9111_REGISTER_RANGE_STATUS_READBACK)& \ + PCI9111_FIFO_EMPTY_MASK) == 0) -#define pci9111_ai_channel_set(channel) \ - outb((channel)&PCI9111_CHANNEL_MASK, \ - PCI9111_IO_BASE+PCI9111_REGISTER_AD_CHANNEL_CONTROL) +#define pci9111_ai_channel_set(channel) \ + outb((channel)&PCI9111_CHANNEL_MASK, \ + PCI9111_IO_BASE+PCI9111_REGISTER_AD_CHANNEL_CONTROL) -#define pci9111_ai_channel_get() \ - (inb(PCI9111_IO_BASE+PCI9111_REGISTER_AD_CHANNEL_READBACK) \ - &PCI9111_CHANNEL_MASK) +#define pci9111_ai_channel_get() \ + (inb(PCI9111_IO_BASE+PCI9111_REGISTER_AD_CHANNEL_READBACK) \ + &PCI9111_CHANNEL_MASK) -#define pci9111_ai_range_set(range) \ - outb((range)&PCI9111_RANGE_MASK, \ - PCI9111_IO_BASE+PCI9111_REGISTER_INPUT_SIGNAL_RANGE) +#define pci9111_ai_range_set(range) \ + outb((range)&PCI9111_RANGE_MASK, \ + PCI9111_IO_BASE+PCI9111_REGISTER_INPUT_SIGNAL_RANGE) -#define pci9111_ai_range_get() \ - (inb(PCI9111_IO_BASE+PCI9111_REGISTER_RANGE_STATUS_READBACK) \ - &PCI9111_RANGE_MASK) +#define pci9111_ai_range_get() \ + (inb(PCI9111_IO_BASE+PCI9111_REGISTER_RANGE_STATUS_READBACK) \ + &PCI9111_RANGE_MASK) -#define pci9111_ai_get_data() \ - (((inw(PCI9111_IO_BASE+PCI9111_REGISTER_AD_FIFO_VALUE)>>4) \ - &PCI9111_AI_RESOLUTION_MASK) \ - ^ PCI9111_AI_RESOLUTION_2_CMP_BIT) +#define pci9111_ai_get_data() \ + (((inw(PCI9111_IO_BASE+PCI9111_REGISTER_AD_FIFO_VALUE)>>4) \ + &PCI9111_AI_RESOLUTION_MASK) \ + ^ PCI9111_AI_RESOLUTION_2_CMP_BIT) -#define pci9111_hr_ai_get_data() \ - ((inw(PCI9111_IO_BASE+PCI9111_REGISTER_AD_FIFO_VALUE) \ - & PCI9111_HR_AI_RESOLUTION_MASK) \ - ^ PCI9111_HR_AI_RESOLUTION_2_CMP_BIT) +#define pci9111_hr_ai_get_data() \ + ((inw(PCI9111_IO_BASE+PCI9111_REGISTER_AD_FIFO_VALUE) \ + &PCI9111_HR_AI_RESOLUTION_MASK) \ + ^ PCI9111_HR_AI_RESOLUTION_2_CMP_BIT) -#define pci9111_ao_set_data(data) \ - outw(data&PCI9111_AO_RESOLUTION_MASK, \ - PCI9111_IO_BASE+PCI9111_REGISTER_DA_OUTPUT) +#define pci9111_ao_set_data(data) \ + outw(data&PCI9111_AO_RESOLUTION_MASK, \ + PCI9111_IO_BASE+PCI9111_REGISTER_DA_OUTPUT) #define pci9111_di_get_bits() \ - inw(PCI9111_IO_BASE+PCI9111_REGISTER_DIGITAL_IO) + inw(PCI9111_IO_BASE+PCI9111_REGISTER_DIGITAL_IO) #define pci9111_do_set_bits(bits) \ - outw(bits, PCI9111_IO_BASE+PCI9111_REGISTER_DIGITAL_IO) + outw(bits, PCI9111_IO_BASE+PCI9111_REGISTER_DIGITAL_IO) #define pci9111_8254_control_set(flags) \ - outb(flags, PCI9111_IO_BASE+PCI9111_REGISTER_8254_CONTROL) + outb(flags, PCI9111_IO_BASE+PCI9111_REGISTER_8254_CONTROL) #define pci9111_8254_counter_0_set(data) \ - outb(data & 0xFF, PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_0); \ - outb((data >> 8) & 0xFF, PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_0) + do { \ + outb(data & 0xFF, \ + PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_0); \ + outb((data >> 8) & 0xFF, \ + PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_0); \ + } while (0) #define pci9111_8254_counter_1_set(data) \ - outb(data & 0xFF, PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_1); \ - outb((data >> 8) & 0xFF, PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_1) + do { \ + outb(data & 0xFF, \ + PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_1); \ + outb((data >> 8) & 0xFF, \ + PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_1); \ + } while (0) #define pci9111_8254_counter_2_set(data) \ - outb(data & 0xFF, PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_2); \ - outb((data >> 8) & 0xFF, PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_2) + do { \ + outb(data & 0xFF, \ + PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_2); \ + outb((data >> 8) & 0xFF, \ + PCI9111_IO_BASE+PCI9111_REGISTER_8254_COUNTER_2); \ + } while (0) /* Function prototypes */ @@ -342,7 +354,7 @@ static const struct pci9111_board pci9111_boards[] = { }; #define pci9111_board_nbr \ - (sizeof(pci9111_boards)/sizeof(struct pci9111_board)) + (sizeof(pci9111_boards)/sizeof(struct pci9111_board)) static struct comedi_driver pci9111_driver = { .driver_name = PCI9111_DRIVER_NAME, @@ -1280,7 +1292,8 @@ static int pci9111_attach(struct comedi_device *dev, return -ENOMEM; /* Probe the device to determine what device in the series it is. */ - printk("comedi%d: " PCI9111_DRIVER_NAME " driver\n", dev->minor); + printk(KERN_ERR "comedi%d: " PCI9111_DRIVER_NAME " driver\n", + dev->minor); for_each_pci_dev(pci_device) { if (pci_device->vendor == PCI_VENDOR_ID_ADLINK) { @@ -1313,13 +1326,14 @@ static int pci9111_attach(struct comedi_device *dev, } } - printk("comedi%d: no supported board found! (req. bus/slot : %d/%d)\n", - dev->minor, it->options[0], it->options[1]); + printk(KERN_ERR + "comedi%d: no supported board found! (req. bus/slot : %d/%d)\n", + dev->minor, it->options[0], it->options[1]); return -EIO; found: - printk("comedi%d: found %s (b:s:f=%d:%d:%d) , irq=%d\n", + printk(KERN_ERR "comedi%d: found %s (b:s:f=%d:%d:%d) , irq=%d\n", dev->minor, pci9111_boards[i].name, pci_device->bus->number, @@ -1350,7 +1364,7 @@ found: io_base = pci_resource_start(pci_device, 2); io_range = pci_resource_len(pci_device, 2); - printk("comedi%d: 6503 registers at address 0x%4lx [0x%4lx]\n", + printk(KERN_ERR "comedi%d: 6503 registers at address 0x%4lx [0x%4lx]\n", dev->minor, io_base, io_range); dev->iobase = io_base; @@ -1368,8 +1382,9 @@ found: if (pci_device->irq > 0) { if (request_irq(pci_device->irq, pci9111_interrupt, IRQF_SHARED, PCI9111_DRIVER_NAME, dev) != 0) { - printk("comedi%d: unable to allocate irq %u\n", - dev->minor, pci_device->irq); + printk(KERN_ERR + "comedi%d: unable to allocate irq %u\n", + dev->minor, pci_device->irq); return -EINVAL; } } |
